TY  - BOOK
AU  - Ishida Makoto
TI  - Genus fields of algebraic number fields
T2  - Lecture notes in mathematics; 555
U1  - B25, L84 
PY  - 1978///
CY  - Berlin
PB  - Springer-Verlag         
KW  -  Higher algebra
KW  - Mathematics
ER  -